<html>
<body style="text-align: center;">
<form action="http://127.0.0.1:8081/sendEmail" method="POST">
标题: <input type="text" name="title">  <br>
时间: <input type="date" value="2020-04-19" name="time"/> <br> 
邮箱: <input type="text" name="email"> <br>
内容: <input type="text" name="content" style="height: 200px;"> <br>

<input type="submit" value="Submit">
</form>
</body>
</html>